268744755436 has 24 divisors (see below), whose sum is σ = 476537382720. Its totient is φ = 132601604352.

The previous prime is 268744755431. The next prime is 268744755443. The reversal of 268744755436 is 634557447862.

It is not an unprimeable number, because it can be changed into a prime (268744755431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1194676 + ... + 1401691.

It is an arithmetic number, because the mean of its divisors is an integer number (19855724280).

Almost surely, 2^268744755436 is an apocalyptic number.

It is an amenable number.

268744755436 is a deficient number, since it is larger than the sum of its proper divisors (207792627284).

268744755436 is a wasteful number, since it uses less digits than its factorization.

268744755436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2596713 (or 2596711 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 61.

The spelling of 268744755436 in words is "two hundred sixty-eight billion, seven hundred forty-four million, seven hundred fifty-five thousand, four hundred thirty-six".